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2026-01-15 - 08:47
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Thu Jan 15, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38826459912870,1283cyclictest718442sleep33
38826459912750,1271cyclictest39815612sleep33
38826459911690,1165cyclictest40529242sleep33
3882645993260,323cyclictest103679-21turbostat3
3882645992430,240cyclictest3904027-21turbostat3
3882645992118,1cyclictest0-21swapper/33
3882645992118,1cyclictest0-21swapper/33
388264599197,8cyclictest41241392sleep33
40459552171,4sleep24046032-21find2
388264599176,8cyclictest4000815-21turbostat3
388264599171,12cyclictest4000815-21turbostat3
388264599171,12cyclictest3929965-21taskset3
409482160,1sleep10-21swapper/11
388264599165,8cyclictest3955613-21turbostat3
388264599162,11cyclictest3904018-21turbostat3
3882645991613,1cyclictest0-21swapper/33
3882645991612,1cyclictest0-21swapper/33
388264599156,6cyclictest41871132sleep33
3882645991512,1cyclictest0-21swapper/33
3882645991512,1cyclictest0-21swapper/33
3882645991512,1cyclictest0-21swapper/33
3882645991512,1cyclictest0-21swapper/33
388264599151,11cyclictest97361-21chrt3
388264599151,11cyclictest4134318-21taskset3
388264599151,11cyclictest4007494-21taskset3
388264599151,10cyclictest6318-21chrt3
388264599151,10cyclictest3981857-21taskset3
388264599151,10cyclictest33201-21taskset3
3882645991412,1cyclictest0-21swapper/33
3882645991412,1cyclictest0-21swapper/33
3882645991412,1cyclictest0-21swapper/33
3882645991411,1cyclictest0-21swapper/33
3882645991411,1cyclictest0-21swapper/33
388264599141,10cyclictest64676-21taskset3
388264599141,10cyclictest4156344-21taskset3
388264599141,10cyclictest3897563-21turbostat3
388264599140,11cyclictest3955953-21chrt3
96232130,11sleep011700-21cut0
388264599134,7cyclictest4123330-21taskset3
388264599131,9cyclictest58496-21turbostat3
388264599131,9cyclictest4181358-21chrt3
388264599131,9cyclictest4059870-21taskset3
388264599131,9cyclictest3923247-21turbostat3
3882645991312,0cyclictest0-21swapper/33
3882645991312,0cyclictest0-21swapper/33
3882645991311,1cyclictest0-21swapper/33
3882645991311,1cyclictest0-21swapper/33
3882645991311,1cyclictest0-21swapper/33
3882645991311,1cyclictest0-21swapper/33
3882645991311,1cyclictest0-21swapper/33
3882645991311,1cyclictest0-21swapper/33
388264599131,10cyclictest3936033-21taskset3
3882645991311,0cyclictest0-21swapper/33
3882645991310,1cyclictest0-21swapper/33
3882645991310,1cyclictest0-21swapper/33
3882645991310,1cyclictest0-21swapper/33
388264599130,11cyclictest3988226-21chrt3
388264599130,10cyclictest71266-21taskset3
388264599130,10cyclictest4142804-21taskset3
388264599130,10cyclictest4032095-21taskset3
388264599130,10cyclictest3916656-21chrt3
388264599129,1cyclictest0-21swapper/33
388264599129,1cyclictest0-21swapper/33
388264599121,9cyclictest4111000-21taskset3
388264599121,9cyclictest19596-21taskset3
388264599120,9cyclictest8437-21taskset3
388264599120,9cyclictest4103949-21chrt3
388264599120,9cyclictest3968934-21taskset3
41434122113,4sleep04143445-21apt-get0
40737082110,1sleep24074908-21kthreadcore2
388264599111,8cyclictest40136632sleep33
388264599111,7cyclictest4038806-21chrt3
301798110,5rtkit-daemon26759-21df_inode1
41695282100,8sleep14170180-21irqrtprio1
40205712102,4sleep04020604-21apt-get0
39620152101,2sleep23962455-21apt-key2
38763682101,4sleep03876401-21apt-get0
301798100,6rtkit-daemon636-21snmpd1
301798100,6rtkit-daemon448-21wpa_supplicant1
301798100,6rtkit-daemon3895534-21tr1
301798100,6rtkit-daemon100641-21kthreadcore1
301798100,5rtkit-daemon3929672-21apt-get1
301798100,3rtkit-daemon492-21gmain1
301798100,3rtkit-daemon492-21gmain1
301798100,3rtkit-daemon3205-21sendmail-mta1
301798100,3rtkit-daemon2904-21cron1
1103562100,8sleep02904-21cron0
91080291,4sleep191113-21apt-get1
4155769290,6sleep24155770-21sshd2
4117464291,4sleep04117497-21apt-get0
4104974291,5sleep04105077-21tail0
4090789290,1sleep04090957-21wc0
4080973291,6sleep24083016-21tr2
4053343291,5sleep24053922-21ps2
4007763291,2sleep14007459-21/usr/sbin/munin1
3978080290,6sleep13980224-21tr1
3974230290,5sleep03974289-21ntp_states0
3955854290,2sleep13955887-21apt-get1
3941930291,4sleep13942053-21sensors_temp1
3899280290,6sleep03900984-21sed0
30179890,5rtkit-daemon636-21snmpd1
30179890,5rtkit-daemon4054690-21cat1
30179890,5rtkit-daemon109401-21needreboot1
30179890,4rtkit-daemon448-21wpa_supplicant1
30179890,4rtkit-daemon4042857-21cat1
30179890,4rtkit-daemon4038717-21ntpq1
30179890,4rtkit-daemon3987351-21cat1
30179890,1rtkit-daemon0-21swapper/11
71886281,3sleep071889-21apt-get0
67038280,6sleep169021-21cut1
52723281,4sleep253300-21/usr/sbin/munin2
4183921280,6sleep14185950-21cut1
4182970281,4sleep04183918-21cut0
4175528281,4sleep04175561-21apt-get0
4091733281,3sleep14091766-21apt-get1
4078952281,3sleep04078985-21apt-get0
4035756280,5sleep24037833-21cut2
4033424281,3sleep04033457-21apt-get0
4019402280,4sleep24019473-21ntp_states2
4001065281,4sleep24001067-21/usr/sbin/munin2
3982014281,4sleep00-21swapper/00
3980225281,4sleep23980635-21grep2
3968982281,4sleep13969140-21diskstats1
39490281,4sleep00-21swapper/00
3928734281,4sleep23928811-21ntp_states2
3910694281,4sleep03910847-21df_inode0
3882481280,2sleep30-21swapper/33
30179880,5rtkit-daemon667-21lldpd1
30179880,5rtkit-daemon492-21gmain1
30179880,5rtkit-daemon3889145-21munin-node1
30179880,5rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon4130611-21apt-get1
30179880,4rtkit-daemon3889145-21munin-node1
30179880,4rtkit-daemon3889145-21munin-node1
30179880,4rtkit-daemon3889145-21munin-node1
30179880,4rtkit-daemon3889145-21munin-node1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3200908-21packagekitd1
30179880,4rtkit-daemon0-21swapper/11
30179880,4rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
97240270,5sleep297359-21latency_hist2
72048270,1sleep20-21swapper/22
63602270,1sleep20-21swapper/22
45962270,4sleep046109-21df0
45962270,4sleep046109-21df0
4185951270,4sleep24187112-21memory2
4168272271,3sleep24168489-21users2
4156714270,4sleep24157342-21sed2
4136117271,3sleep00-21swapper/00
4116379271,3sleep14116485-21mailstats1
4085380270,4sleep24085527-21df2
4028468270,4sleep14030171-21cut1
4019552271,3sleep04019664-21switchtime0
4012695271,3sleep24012772-21ntp_states2
3980718270,4sleep03980767-21ps0
3951800270,4sleep03953871-21grep0
3910213273,2sleep23910214-21sshd2
3904289270,4sleep03904297-21grep0
3897544270,5sleep23897666-21latency_hist2
3879157271,3sleep23881321-21grep2
30179870,4rtkit-daemon636-21snmpd1
30179870,4rtkit-daemon3889145-21munin-node1
30179870,4rtkit-daemon0-21swapper/11
30179870,4rtkit-daemon0-21swapper/11
30179870,3rtkit-daemon667-21lldpd1
30179870,3rtkit-daemon638-21ntpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon3889145-21munin-node1
30179870,3rtkit-daemon3889145-21munin-node1
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,1rtkit-daemon0-21swapper/11
116079271,3sleep2116209-21sed2
97531260,3sleep297675-21df2
78251261,2sleep078284-21apt-get0
7757260,4sleep28434-21irqrtprio2
71563260,1sleep00-21swapper/00
6988260,1sleep00-21swapper/00
4175070260,1sleep00-21swapper/00
4151307260,3sleep04152885-21kthreadcore0
4141852260,3sleep04142117-21memory0
4092897260,4sleep24094108-21cut2
4072772260,4sleep04072918-21basename0
4055059260,4sleep04056097-21kthreadcore0
4052474260,1sleep20-21swapper/22
4001103260,3sleep04001259-21diskstats0
3996859260,3sleep23998954-21kthreadcore2
3988241261,2sleep20-21swapper/22
3968540260,1sleep00-21swapper/00
3949876261,2sleep20-21swapper/22
3942995260,1sleep20-21swapper/22
3937605261,2sleep00-21swapper/00
3936580260,1sleep20-21swapper/22
38941260,1sleep00-21swapper/00
3882491260,1sleep00-21swapper/00
26010260,1sleep00-21swapper/00
19781260,1sleep20-21swapper/22
96925250,4sleep00-21swapper/00
86122251,2sleep00-21swapper/00
60188250,3sleep061461-21kthreadcore0
52311250,3sleep00-21swapper/00
52018250,1sleep20-21swapper/22
52018250,1sleep20-21swapper/22
4194264250,1sleep20-21swapper/22
4189389250,2sleep04190514-21grep0
4181666250,2sleep20-21swapper/22
4162809250,2sleep00-21swapper/00
4162258250,1sleep00-21swapper/00
4132319250,2sleep24134317-21kthreadcore2
4124541250,3sleep24124984-21irqcore2
4104623250,3sleep20-21swapper/22
4104074250,1sleep00-21swapper/00
4065535250,2sleep04065553-21apt-get0
4065477250,3sleep00-21swapper/00
4059725250,2sleep24059862-21ps2
4052472250,1sleep00-21swapper/00
4033030250,1sleep20-21swapper/22
4027040250,2sleep00-21swapper/00
4000791251,2sleep00-21swapper/00
3987784250,1sleep20-21swapper/22
3963992251,2sleep23965620-21kthreadcore2
3934534251,2sleep00-21swapper/00
3931331251,2sleep20-21swapper/22
3929410250,1sleep00-21swapper/00
34583251,2sleep20-21swapper/22
26558250,1sleep20-21swapper/22
2401250,3sleep24317-21tr2
110244251,2sleep20-21swapper/22
103591250,1sleep00-21swapper/00
84145240,1sleep284146-21sshd2
71582240,3sleep20-21swapper/22
4149486240,3sleep20-21swapper/22
4111033240,2sleep00-21swapper/00
4072007240,3sleep20-21swapper/22
3991388240,2sleep00-21swapper/00
3975081240,1sleep20-21swapper/22
3944943240,2sleep03946981-21kthreadcore0
3922961240,3sleep00-21swapper/00
3918080240,2sleep20-21swapper/22
3916478240,3sleep20-21swapper/22
3903839240,3sleep20-21swapper/22
3889236240,1sleep00-21swapper/00
28028240,2sleep00-21swapper/00
20172240,1sleep20-21swapper/22
19675240,2sleep04181604-21kworker/0:0+kacpid0
116717240,3sleep00-21swapper/00
84662230,1sleep20-21swapper/22
42530230,1sleep20-21swapper/22
4170184230,1sleep20-21swapper/22
4137029230,1sleep20-21swapper/22
4124230230,1sleep00-21swapper/00
4117654230,1sleep20-21swapper/22
4114843230,1sleep20-21swapper/22
4103408230,1sleep20-21swapper/22
4097536230,1sleep00-21swapper/00
4040010230,1sleep00-21swapper/00
4020681230,1sleep20-21swapper/22
4013419230,1sleep00-21swapper/00
3956058230,1sleep00-21swapper/00
3888848230,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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